Machine Design Which process will increase the fatigue duration of parts? De-carburisation Finishing and polishing Shot-peening Electroplating De-carburisation Finishing and polishing Shot-peening Electroplating ANSWER DOWNLOAD EXAMIANS APP
Machine Design The pipe joint mostly used for pipes carrying water at low pressures is Nipple joint Union joint Spigot and socket joint Socket joint Nipple joint Union joint Spigot and socket joint Socket joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle between the sides of V-belt is 40° 38° 60° 45° 40° 38° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the yield point At the elastic limit Below the elastic limit Below the yield point At the yield point At the elastic limit Below the elastic limit Below the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 3.0 3.5 2.8 2.5 3.0 3.5 2.8 2.5 ANSWER DOWNLOAD EXAMIANS APP